Features:1. Play 6 hours on one charging2. Replace AA Batteries3. Compatible with Xbox One wireless controller4. Charge while you play and while Xbox is in standby mode5. This kit includes 1 piece 2400mAh NiMH battery and 1 piece micro USB charging cable6. Highly recommended to charge battery for 8 hours before the first use7. Reach the best battery life after 2-3 rounds of charging